Examples with StructurizrDslParser com.structurizr.dsl.StructurizrDslParser used on opensource projects

Example 1 with StructurizrDslParser

use of com.structurizr.dsl.StructurizrDslParser in project kroki by yuzutech.

the class Structurizr method convert.

static byte[] convert(String source, FileFormat fileFormat, StructurizrPlantUMLExporter structurizrPlantUMLExporter, JsonObject options) {
    StructurizrDslParser parser = new StructurizrDslParser();
    try {
        parser.parse(source);
        Collection<View> views = parser.getWorkspace().getViews().getViews();
        if (views.isEmpty()) {
            throw new BadRequestException("Empty diagram, does not have any view.");
        }
        View selectedView;
        String viewKey = options.getString("view-key");
        if (viewKey != null && !viewKey.trim().isEmpty()) {
            Optional<View> viewFound = views.stream().filter(view -> Objects.equals(view.getKey(), viewKey)).findFirst();
            if (!viewFound.isPresent()) {
                throw new BadRequestException("Unable to find view for key: " + viewKey + ".");
            }
            selectedView = viewFound.get();
        } else {
            // take the first view if not specified
            selectedView = views.iterator().next();
        }
        final Diagram diagram;
        if (selectedView instanceof DynamicView) {
            diagram = structurizrPlantUMLExporter.export((DynamicView) selectedView);
        } else if (selectedView instanceof DeploymentView) {
            diagram = structurizrPlantUMLExporter.export((DeploymentView) selectedView);
        } else if (selectedView instanceof ComponentView) {
            diagram = structurizrPlantUMLExporter.export((ComponentView) selectedView);
        } else if (selectedView instanceof ContainerView) {
            diagram = structurizrPlantUMLExporter.export((ContainerView) selectedView);
        } else if (selectedView instanceof SystemContextView) {
            diagram = structurizrPlantUMLExporter.export((SystemContextView) selectedView);
        } else if (selectedView instanceof SystemLandscapeView) {
            diagram = structurizrPlantUMLExporter.export((SystemLandscapeView) selectedView);
        } else {
            throw new BadRequestException("View type is not supported: " + selectedView.getClass().getSimpleName() + ", must be a DynamicView, DeploymentView, ComponentView, ContainerView, SystemContextView or SystemLandscapeView.");
        }
        return Plantuml.convert(diagram.getDefinition(), fileFormat, new JsonObject());
    } catch (StructurizrDslParserException e) {
        String cause = e.getMessage();
        final String message;
        if (cause != null && !cause.trim().isEmpty()) {
            message = "Unable to parse the Structurizr DSL. " + cause + ".";
        } else {
            message = "Unable to parse the Structurizr DSL.";
        }
        throw new BadRequestException(message, e);
    }
}